5478696515 has 16 divisors (see below), whose sum is σ = 6597354432. Its totient is φ = 4367706624.

The previous prime is 5478696511. The next prime is 5478696547. The reversal of 5478696515 is 5156968745.

It is a cyclic number.

It is not a de Polignac number, because 5478696515 - 2² = 5478696511 is a prime.

It is a super-2 number, since 2×5478696515² = 60032231006946290450, which contains 22 as substring.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5478696511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3305567 + ... + 3307223.

It is an arithmetic number, because the mean of its divisors is an integer number (412334652).

Almost surely, 2^5478696515 is an apocalyptic number.

5478696515 is a deficient number, since it is larger than the sum of its proper divisors (1118657917).

5478696515 is a wasteful number, since it uses less digits than its factorization.

5478696515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3566.

The product of its digits is 9072000, while the sum is 56.

The square root of 5478696515 is about 74018.2174535432. The cubic root of 5478696515 is about 1762.8921665779.

The spelling of 5478696515 in words is "five billion, four hundred seventy-eight million, six hundred ninety-six thousand, five hundred fifteen".